Make screen rotation to be per-screen attribute (nw)

commented validation used to compare it to existing rotation flags

src/emu/screen.c

@@ -12,6 +12,7 @@
 #include "emuopts.h"
 #include "png.h"
 #include "rendutil.h"
+#include "validity.h"
 
 
 
@@ -55,6 +56,7 @@ screen_device::screen_device(const machine_config &mconfig, const char *tag, dev
 		m_yscale(1.0f),
 		m_palette(*this),
 		m_video_attributes(0),
+		m_orientation(0),
 		m_container(NULL),
 		m_width(100),
 		m_height(100),
@@ -238,6 +240,16 @@ void screen_device::static_set_video_attributes(device_t &device, UINT32 flags)
 	screen_device &screen = downcast<screen_device &>(device);
 	screen.m_video_attributes = flags;
 }
+//-------------------------------------------------
+//  static_set_orientation - set the screen orientation
+//-------------------------------------------------
+
+void screen_device::static_set_orientation(device_t &device, UINT32 orientation)
+{
+	screen_device &screen = downcast<screen_device &>(device);
+	screen.m_orientation = orientation;
+}
+
 //-------------------------------------------------
 //  device_validity_check - verify device
 //  configuration
@@ -269,6 +281,9 @@ void screen_device::device_validity_check(validity_checker &valid) const
 		osd_printf_error("Screen does not have palette defined\n");
 	if (m_palette != NULL && texformat == TEXFORMAT_RGB32)
 		osd_printf_warning("Screen does not need palette defined\n");
+
+//	if (m_orientation != (valid.driver()->flags & ORIENTATION_MASK) &&  ((valid.driver()->flags & ORIENTATION_MASK)== ROT180))
+//		osd_printf_error("Screen orientation does not match\n");
 }
 
 

src/emu/screen.h

@@ -181,11 +181,13 @@ public:
 	static void static_set_screen_vblank(device_t &device, screen_vblank_delegate callback);
 	static void static_set_palette(device_t &device, const char *tag);
 	static void static_set_video_attributes(device_t &device, UINT32 flags);
+	static void static_set_orientation(device_t &device, UINT32 orientation);
 
 	// information getters
 	render_container &container() const { assert(m_container != NULL); return *m_container; }
 	bitmap_ind8 &priority() { return m_priority; }
 	palette_device *palette() { return m_palette; }
+	UINT32 orientation() { return m_orientation; }
 
 	// dynamic configuration
 	void configure(int width, int height, const rectangle &visarea, attoseconds_t frame_period);
@@ -266,6 +268,7 @@ private:
 	screen_vblank_delegate m_screen_vblank;         // screen vblank callback
 	optional_device<palette_device> m_palette;      // our palette
 	UINT32              m_video_attributes;         // flags describing the video system
+	UINT32              m_orientation;              // screen orientation
 
 	// internal state
 	render_container *  m_container;                // pointer to our container
@@ -429,6 +432,8 @@ typedef device_type_iterator<&device_creator<screen_device>, screen_device> scre
 	screen_device::static_set_palette(*device, FINDER_DUMMY_TAG);
 #define MCFG_SCREEN_VIDEO_ATTRIBUTES(_flags) \
 	screen_device::static_set_video_attributes(*device, _flags);
+#define MCFG_SCREEN_ORIENTATION(_orientation) \
+	screen_device::static_set_orientation(*device, _orientation);
 
 
 //**************************************************************************

src/emu/validity.h

@@ -39,6 +39,7 @@ public:
 	// getters
 	int errors() const { return m_errors; }
 	int warnings() const { return m_warnings; }
+	const game_driver *driver() const { return m_current_driver; }
 
 	// operations
 	void check_driver(const game_driver &driver);